AirHint found the following cheapest return flights from Tunis (TUN) to Istanbul (IST) in January 2026 (see full year).

Return flights

05 Jan - 18 Jan	Tunisair	direct
02 Jan - 10 Jan	Tunisair	direct
03 Jan - 10 Jan	Tunisair	direct
01 Jan - 07 Jan	Tunisair	direct
01 Jan - 05 Jan	Turkish Airlines	direct
11 Jan - 18 Jan	Turkish Airlines	direct
17 Jan - 23 Jan	Nouvelair	direct
14 Jan - 20 Jan	Nouvelair	direct
20 Jan - 25 Jan	Nouvelair	direct
13 Jan - 20 Jan	Nouvelair	direct

Also check the deals for one-way flights from Tunis to Istanbul in January.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Tunis to Istanbul in January from $258

Return flights